Pulmonary Dysfunction after Pediatric COVID-19

The study by Heiss et al. (2022) investigated pulmonary dysfunction in children and adolescents after COVID-19 infection, focusing on those who have recovered and those with Long COVID. The study used low-field-strength MRI to assess lung parenchyma changes compared to healthy controls​​. Methods: The study, conducted between August and December 2021 at a single academic medical center, involved a cross-sectional clinical trial using low-field-strength MRI. It primarily aimed to identify the frequency of morphologic changes in MRI and secondary outcomes like MRI-derived functional proton ventilation and perfusion parameters. Clinical symptoms, time from positive COVID-19 test results, and serologic parameters were…